Home / 7,220,261.03-10,830,308.12-1,755,386.80

Finding the Fourth Proportional to 7,220,261.03, 10,830,308.12 and 1,755,386.80

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Solution

The fourth proportional to 7,220,261.03, 10,830,308.12 and 1,755,386.80 is: 2,633,059.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,220,261.03 : 10,830,308.12 = 1,755,386.80 : x
  2. Step 2: Convert to fraction form
    7,220,261.03/10,830,308.12 = 1,755,386.80/x
  3. Step 3: Cross multiply
    7,220,261.03x = 10,830,308.12 × 1,755,386.80
  4. Step 4: Simplify right side
    7,220,261.03x = 19,011,379,850,852.34
  5. Step 5: Solve for x
    x = 19,011,379,850,852.34/7,220,261.03
  6. Step 6: Final answer
    x = 2,633,059.91

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.